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1. An orgasm that only lasts for less than a second

2. An orgasm caused by being stimulated via Amoebas

3. An Australian Canadian runaway who eats often at vegan restaurants
"Man that was a fleeting amoebagasm"
"That amoeba sure gave me an amoebagasm"
"That chick is such an amoebagasm"
by Nitrym May 31, 2009
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